Home / 5,847.39-8,728.36-5,072.83

Finding the Fourth Proportional to 5,847.39, 8,728.36 and 5,072.83

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Solution

The fourth proportional to 5,847.39, 8,728.36 and 5,072.83 is: 7,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.39 : 8,728.36 = 5,072.83 : x
  2. Step 2: Convert to fraction form
    5,847.39/8,728.36 = 5,072.83/x
  3. Step 3: Cross multiply
    5,847.39x = 8,728.36 × 5,072.83
  4. Step 4: Simplify right side
    5,847.39x = 44,277,451.96
  5. Step 5: Solve for x
    x = 44,277,451.96/5,847.39
  6. Step 6: Final answer
    x = 7,572.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.